Question

the perimeter of a rectangular field is 240 m. if it's length is 90m, find 1. it's breath 2. it's area​

Answer 1

Answer:

$breadth = 30m \\ area = 270 {0m}^{2}$

Step-by-step explanation:

Breadth:-

$perimeter = 240m \\ = )2(l + b) = 240 \\ = )90 + b = 120 \\ = )b = 30m$

Area:-

$area = l \times b \\ = )90 \times 30 \\ = )2700 {m}^{2}$

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